<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no"/>
    <style type="text/css">
        body, html {
            width: 100%;
            height: 100%;
            margin: 0;
            font-family: "微软雅黑";
            font-size: 14px;
        }

        #l-map {
            height: 360px;
            width: 100%;
        }

        #r-result {
            width: 100%;
        }
    </style>
    <script type="text/javascript" src="//api.map.baidu.com/api?v=2.0&ak=Scb3oUk3aT2I0nl5hFBgxuNGOrd9aanr"></script>
    <title>关键字输入提示词条</title>
</head>
<body>
<div id="l-map"></div>
<div id="r-result">请输入:<input type="text" id="suggestId" size="20" value="百度" style="width:150px;"/></div>
<div id="searchResultPanel" style="border:1px solid #C0C0C0;width:150px;height:auto; display:none;"></div>
</body>
</html>
<script type="text/javascript">
  // 百度地图API功能
  function G(id) {
    return document.getElementById(id);
  }

  var map = new BMap.Map("l-map");
  map.centerAndZoom("北京", 12);                   // 初始化地图,设置城市和地图级别。

  var ac = new BMap.Autocomplete(    //建立一个自动完成的对象
    {
      "input": "suggestId"
      , "location": map
    });

  ac.addEventListener("onhighlight", function (e) {  //鼠标放在下拉列表上的事件
    var str = "";
    var _value = e.fromitem.value;
    var value = "";
    if (e.fromitem.index > -1) {
      value = _value.province + _value.city + _value.district + _value.street + _value.business;
    }
    str = "FromItem<br />index = " + e.fromitem.index + "<br />value = " + value;

    value = "";
    if (e.toitem.index > -1) {
      _value = e.toitem.value;
      value = _value.province + _value.city + _value.district + _value.street + _value.business;
    }
    str += "<br />ToItem<br />index = " + e.toitem.index + "<br />value = " + value;
    G("searchResultPanel").innerHTML = str;
  });

  var myValue;
  ac.addEventListener("onconfirm", function (e) {    //鼠标点击下拉列表后的事件
    var _value = e.item.value;
    myValue = _value.province + _value.city + _value.district + _value.street + _value.business;
    G("searchResultPanel").innerHTML = "onconfirm<br />index = " + e.item.index + "<br />myValue = " + myValue;

    setPlace();
  });

  function setPlace() {
    map.clearOverlays();    //清除地图上所有覆盖物
    function myFun() {
      var pp = local.getResults().getPoi(0).point;    //获取第一个智能搜索的结果
      map.centerAndZoom(pp, 18);
      map.addOverlay(new BMap.Marker(pp));    //添加标注
    }

    var local = new BMap.LocalSearch(map, { //智能搜索
      onSearchComplete: myFun
    });
    local.search(myValue);
  }
</script>
